Collections

Albert Leffingwell Collection
Papers of Dr. Albert Leffingwell, including diaries, letters, and manuscripts from the 19th and 20th centuries.
Diary Cover

The diaries of Jonathan Pearson, a notable Union College graduate who served as a professor, librarian, and treasurer at the college after graduating top of his class in 1835. It includes reflections on his time as both a student and faculty member, along with accounts of his travels.

“Private Journal of the Affairs du Vie, 1842-1852,” page 3

This collection contains the papers of Henry Darwin Didama, who became a Professor of Clinical Medicine at the Syracuse University College of Medicine in 1872 and Dean of the College of Medicine beginning in 1888.

James E. Horton Collection
Three 19th century diaries of James E. Horton, resident of Newburgh, NY.
Julia Lawrence Hasbrouck Collection

Julia Lawrence Hasbrouck's diaries (1838-1841), and portraits of the Hasbrouck and Lawrence families.

Maurice Leyden Collection
The Maurice Leyden Collection consists of diaries, photographs, correspondence, financial records, essays and military records of Maurice Leyden. The collection also includes twenty-two diaries, dating from 1860-1886 and written Sarah Woodruff Pottle, a relative of Mr.